If Pat's has type A blood & his mom has type O blood which of the following blood types must his dad have?

O Type O
O Type B
O Type AB

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

What organelle other than the nucleus houses dna in a eukaryotic cell?

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land